Home / 248,170.25-342,462.42-140,750.28

Finding the Fourth Proportional to 248,170.25, 342,462.42 and 140,750.28

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Solution

The fourth proportional to 248,170.25, 342,462.42 and 140,750.28 is: 194,228.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,170.25 : 342,462.42 = 140,750.28 : x
  2. Step 2: Convert to fraction form
    248,170.25/342,462.42 = 140,750.28/x
  3. Step 3: Cross multiply
    248,170.25x = 342,462.42 × 140,750.28
  4. Step 4: Simplify right side
    248,170.25x = 48,201,681,504.48
  5. Step 5: Solve for x
    x = 48,201,681,504.48/248,170.25
  6. Step 6: Final answer
    x = 194,228.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.